build: replace Chromium ANGLE with WebKit ANGLE

patches/angle-toolchain.patch

@@ -1,119 +0,0 @@
-From 0287d27a409fb257bdfa6fe1eb38fcba30d7ac70 Mon Sep 17 00:00:00 2001
-From: osy <osy@turing.llc>
-Date: Sat, 5 Aug 2023 18:38:51 -0700
-Subject: [PATCH] Add xrOS support
-
----
- config/apple/sdk_info.py |  2 +-
- config/compiler/BUILD.gn |  2 +-
- config/ios/BUILD.gn      |  5 +----
- config/ios/codesign.py   |  2 ++
- config/ios/config.gni    |  3 +++
- config/ios/ios_sdk.gni   | 18 ++++++++++++++----
- 6 files changed, 22 insertions(+), 10 deletions(-)
-
-diff --git a/config/apple/sdk_info.py b/config/apple/sdk_info.py
-index 81b06d438..94b260971 100755
---- a/config/apple/sdk_info.py
-+++ b/config/apple/sdk_info.py
-@@ -134,7 +134,7 @@ def main():
-                       default='.',
-                       help='Value of gn $root_build_dir')
-   parser.add_argument('platform',
--                      choices=['iphoneos', 'iphonesimulator', 'macosx'])
-+                      choices=['iphoneos', 'iphonesimulator', 'macosx', 'xros', 'xrsimulator'])
-   args = parser.parse_args()
-   if args.developer_dir:
-     os.environ['DEVELOPER_DIR'] = args.developer_dir
-diff --git a/config/compiler/BUILD.gn b/config/compiler/BUILD.gn
-index 944a039d0..685f79da4 100644
---- a/config/compiler/BUILD.gn
-+++ b/config/compiler/BUILD.gn
-@@ -1592,7 +1592,7 @@ config("default_warnings") {
- 
-   if (is_clang) {
-     cflags += [
--      "-Wloop-analysis",
-+      "-Wloop-analysis", "-Wno-deprecated-declarations",
- 
-       # TODO(thakis): This used to be implied by -Wno-unused-function,
-       # which we no longer use. Check if it makes sense to remove
-diff --git a/config/ios/BUILD.gn b/config/ios/BUILD.gn
-index f0b85cc65..9a31fa30d 100644
---- a/config/ios/BUILD.gn
-+++ b/config/ios/BUILD.gn
-@@ -39,13 +39,10 @@ config("compiler") {
-     assert(false, "unsupported environment: $target_environment")
-   }
- 
--  # OS.
--  triplet_os = "apple-ios"
--
-   # Set target.
-   common_flags = [
-     "-target",
--    "$triplet_cpu-$triplet_os$ios_deployment_target$triplet_environment",
-+    "$triplet_cpu-apple-$target_platform$ios_deployment_target$triplet_environment",
-   ]
- 
-   # This is here so that all files get recompiled after an Xcode update.
-diff --git a/config/ios/codesign.py b/config/ios/codesign.py
-index a475302e8..ca1cb05ca 100644
---- a/config/ios/codesign.py
-+++ b/config/ios/codesign.py
-@@ -92,6 +92,8 @@ class Bundle(object):
-   def Kind(platform, extension):
-     if platform == 'iphonesimulator' or platform == 'iphoneos':
-       return 'ios'
-+    if platform == 'xrsimulator' or platform == 'xros':
-+      return 'xros'
-     if platform == 'macosx':
-       if extension == '.framework':
-         return 'mac_framework'
-diff --git a/config/ios/config.gni b/config/ios/config.gni
-index 74d064532..5f3f25ad5 100644
---- a/config/ios/config.gni
-+++ b/config/ios/config.gni
-@@ -14,6 +14,9 @@ declare_args() {
-   # components/cronet/tools/cr_cronet.py as cronet requires specific
-   # gn args to build correctly).
-   is_cronet_build = false
-+
-+  # Platform to build (ios,xros,tvos,watchos)
-+  target_platform = "ios"
- }
- 
- if (target_environment == "") {
-diff --git a/config/ios/ios_sdk.gni b/config/ios/ios_sdk.gni
-index af498ced8..1faab75f3 100644
---- a/config/ios/ios_sdk.gni
-+++ b/config/ios/ios_sdk.gni
-@@ -118,11 +118,21 @@ if (additional_target_cpus != [] && !is_fat_secondary_toolchain) {
- if (ios_sdk_path == "") {
-   # Compute default target.
-   if (target_environment == "simulator") {
--    ios_sdk_name = "iphonesimulator"
--    ios_sdk_platform = "iPhoneSimulator"
-+    if (target_platform == "xros") {
-+      ios_sdk_name = "xrsimulator"
-+      ios_sdk_platform = "XRSimulator"
-+    } else {
-+      ios_sdk_name = "iphonesimulator"
-+      ios_sdk_platform = "iPhoneSimulator"
-+    }
-   } else if (target_environment == "device") {
--    ios_sdk_name = "iphoneos"
--    ios_sdk_platform = "iPhoneOS"
-+    if (target_platform == "xros") {
-+      ios_sdk_name = "xros"
-+      ios_sdk_platform = "XROS"
-+    } else {
-+      ios_sdk_name = "iphoneos"
-+      ios_sdk_platform = "iPhoneOS"
-+    }
-   } else if (target_environment == "catalyst") {
-     ios_sdk_name = "macosx"
-     ios_sdk_platform = "MacOSX"
--- 
-2.41.0
-

patches/sources

@@ -36,10 +36,9 @@ PHODAV_SRC="https://download.gnome.org/sources/phodav/2.5/phodav-2.5.tar.xz"
 SPICE_CLIENT_SRC="https://www.spice-space.org/download/gtk/spice-gtk-0.40.tar.xz"
 
 # Source files for GPU acceleration
-DEPOT_TOOLS_REPO="https://chromium.googlesource.com/chromium/tools/depot_tools.git"
-DEPOT_TOOLS_COMMIT="5da65ec20db9b17b03420d928240092e5955a769"
-ANGLE_REPO="https://github.com/utmapp/angle.git"
-ANGLE_COMMIT="18e942b3e66d45d0ac5404eb3cfc89390788e11f"
+WEBKIT_REPO="https://github.com/utmapp/WebKit.git"
+WEBKIT_COMMIT="59f88f623d5547039760848f188ac961b6cc85e2"
+WEBKIT_SUBDIRS="Source/ThirdParty/ANGLE Configurations Tools/ccache"
 EPOXY_REPO="https://github.com/utmapp/libepoxy.git"
 EPOXY_COMMIT="266d2290a437c655f7419e85af06bfbb73a720c4"
 VIRGLRENDERER_REPO="https://github.com/utmapp/virglrenderer.git"

scripts/build_dependencies.sh

@@ -110,6 +110,7 @@ download () {
 clone () {
     REPO="$1"
     COMMIT="$2"
+    SUBDIRS="$3"
     NAME="$(basename $REPO)"
     DIR="$BUILD_DIR/$NAME"
     if [ -d "$DIR" -a -z "$REDOWNLOAD" ]; then
@@ -117,11 +118,12 @@ clone () {
     else
         rm -rf "$DIR"
         echo "${GREEN}Cloning ${URL}...${NC}"
-        mkdir "$DIR"
-        git -C "$DIR" init
-        git -C "$DIR" remote add origin "$REPO"
+        git clone --filter=tree:0 --no-checkout "$REPO" "$DIR"
+        if [ ! -z "$SUBDIRS" ]; then
+            git -C "$DIR" sparse-checkout init
+            git -C "$DIR" sparse-checkout set $SUBDIRS
+        fi
     fi
-    git -C "$DIR" fetch --depth 1 origin "$COMMIT"
     git -C "$DIR" checkout "$COMMIT"
 }
 
@@ -158,8 +160,7 @@ download_all () {
         download $USB_SRC
         download $USBREDIR_SRC
     fi
-    clone $DEPOT_TOOLS_REPO $DEPOT_TOOLS_COMMIT
-    clone $ANGLE_REPO $ANGLE_COMMIT
+    clone $WEBKIT_REPO $WEBKIT_COMMIT "$WEBKIT_SUBDIRS"
     clone $EPOXY_REPO $EPOXY_COMMIT
     clone $VIRGLRENDERER_REPO $VIRGLRENDERER_COMMIT
     clone $HYPERVISOR_REPO $HYPERVISOR_COMMIT
@@ -406,60 +407,9 @@ build_angle () {
     OLD_PATH=$PATH
     export PATH="$(realpath "$BUILD_DIR/depot_tools.git"):$OLD_PATH"
     pwd="$(pwd)"
-    cd "$BUILD_DIR/angle.git"
-    DEPOT_TOOLS_UPDATE=0 python3 scripts/bootstrap.py
-    DEPOT_TOOLS_UPDATE=0 gclient sync
-    case $PLATFORM in
-    ios* )
-        TARGET_OS="ios"
-        IOS_BUILD_ARGS="ios_enable_code_signing=false ios_deployment_target=\"$IOS_SDKMINVER\""
-        if [ "$PLATFORM" == "ios_simulator" ]; then
-            IOS_BUILD_ARGS="$IOS_BUILD_ARGS target_environment=\"simulator\""
-        else
-            IOS_BUILD_ARGS="$IOS_BUILD_ARGS target_environment=\"device\""
-        fi
-        ;;
-    visionos* )
-        TARGET_OS="ios"
-        CLANG_BASE_PATH="$(dirname $(dirname $OBJCC))"
-        IOS_BUILD_ARGS="ios_enable_code_signing=false ios_deployment_target=\"$VISIONOS_SDKMINVER\" angle_enable_gl=false angle_enable_glsl=true target_platform=\"xros\" clang_base_path=\"$CLANG_BASE_PATH\" clang_use_chrome_plugins=false use_lld=false"
-        if [ "$PLATFORM" == "visionos_simulator" ]; then
-            IOS_BUILD_ARGS="$IOS_BUILD_ARGS target_environment=\"simulator\""
-        else
-            IOS_BUILD_ARGS="$IOS_BUILD_ARGS target_environment=\"device\""
-        fi
-        ;;
-    macos )
-        TARGET_OS="mac"
-        ;;
-    esac
-    case $ARCH in
-    armv7 | armv7s )
-        TARGET_CPU="arm"
-        ;;
-    arm64 )
-        TARGET_CPU="arm64"
-        ;;
-    i386 )
-        TARGET_CPU="x86"
-        ;;
-    x86_64 )
-        TARGET_CPU="x64"
-        ;;
-    esac
-    git -C build am "$PATCHES_DIR/angle-toolchain.patch"
-    gn gen "--args=is_debug=false angle_build_all=false angle_enable_metal=true $IOS_BUILD_ARGS target_os=\"$TARGET_OS\" target_cpu=\"$TARGET_CPU\"" utm_build
-    ninja -C utm_build -j $NCPU
-    if [ "$TARGET_OS" == "ios" ]; then
-        cp -a "utm_build/libEGL.framework/libEGL" "$PREFIX/lib/libEGL.dylib"
-        cp -a "utm_build/libGLESv2.framework/libGLESv2" "$PREFIX/lib/libGLESv2.dylib"
-    else
-        cp -a "utm_build/libEGL.dylib" "$PREFIX/lib/libEGL.dylib"
-        cp -a "utm_build/libGLESv2.dylib" "$PREFIX/lib/libGLESv2.dylib"
-    fi
-    # -headerpad_max_install_names is broken and these still fail on long paths so we just make sure they run at the end with a short path
-    #install_name_tool -id "$PREFIX/lib/libEGL.dylib" "$PREFIX/lib/libEGL.dylib"
-    #install_name_tool -id "$PREFIX/lib/libGLESv2.dylib" "$PREFIX/lib/libGLESv2.dylib"
+    cd "$BUILD_DIR/WebKit.git/Source/ThirdParty/ANGLE"
+    xcodebuild archive -archivePath "ANGLE" -scheme "ANGLE" -sdk $SDK -arch $ARCH -configuration Release WEBCORE_LIBRARY_DIR="/usr/local/lib" IPHONEOS_DEPLOYMENT_TARGET="14.0" MACOSX_DEPLOYMENT_TARGET="11.0" XROS_DEPLOYMENT_TARGET="1.0"
+    rsync -a "ANGLE.xcarchive/Products/usr/local/lib/" "$PREFIX/lib"
     rsync -a "include/" "$PREFIX/include"
     cd "$pwd"
     export PATH=$OLD_PATH